How To Cleaning copper - tips

[Huggett]

Another vote for Autosol xD

 

[hodge40]

+1 for red sauce

 

[skraggy_uk]

Anything acid like lemon/vinegar/ketchup/cola works really well on metal and can be easily neutralised with simple water which is a bonus. I know from experience if you don't neutralise the acid after cleaning off the brown/black patina you end up with green verdigris.